Home / 171,576.73-257,328.50-108,312.29

Finding the Fourth Proportional to 171,576.73, 257,328.50 and 108,312.29

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Solution

The fourth proportional to 171,576.73, 257,328.50 and 108,312.29 is: 162,445.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,576.73 : 257,328.50 = 108,312.29 : x
  2. Step 2: Convert to fraction form
    171,576.73/257,328.50 = 108,312.29/x
  3. Step 3: Cross multiply
    171,576.73x = 257,328.50 × 108,312.29
  4. Step 4: Simplify right side
    171,576.73x = 27,871,838,254.04
  5. Step 5: Solve for x
    x = 27,871,838,254.04/171,576.73
  6. Step 6: Final answer
    x = 162,445.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.